From ce50aa8ba8549d2cabfe9cfc9d324bd08d7430d6 Mon Sep 17 00:00:00 2001
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Sun, 11 Sep 2016 22:35:27 +0200
Subject: Fix spurious warning

* i386/i386/db_trace.c (db_i386_stack_trace): Do not check for frame
validity if it is 0.
---
 i386/i386/db_trace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/i386/i386/db_trace.c b/i386/i386/db_trace.c
index 028f28c2..898febad 100644
--- a/i386/i386/db_trace.c
+++ b/i386/i386/db_trace.c
@@ -516,7 +516,7 @@ db_i386_stack_trace(
 		if (kernel_only)
 		    break;
 	    }
-	    if (frame <= lastframe) {
+	    if (frame && frame <= lastframe) {
 		if (INKERNEL(lastframe) && !INKERNEL(frame))
 		    continue;
 		db_printf("Bad frame pointer: 0x%x\n", frame);
-- 
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